Chemistry concepts and calculations

5) Which reaction will shift to the left in response to a decrease in volume? A)

5) Which reaction will shift to the left in response to a decrease in volume? A)4Fe(s) + 302 (g) 2F9203 (s) B) 2HI ( H2 (g) 12 () C)2S03 ) 2502 (@)-02() D)H2 (g) +Cl2 (g)-2HCl (g)…

5) Which step of PCR involves heating the DNA to 9 a) Annealing step b) Extensio

5) Which step of PCR involves heating the DNA to 9 a) Annealing step b) Extension step c) Finishing step d) Denaturation step ands? 4°C in order to separate the str 6) a) RNA prim…

5) Within each group, assign each of the boiling points to the appropriate subst

5) Within each group, assign each of the boiling points to the appropriate substance on the basis of intermolecular forces (a) Ne, Ar, Kr: –246 °C, –186 °C, –152 °C (b) NH3, H2O, …

5) You bought a set of lawn chairs at Wally Land for your presidential election

5) You bought a set of lawn chairs at Wally Land for your presidential election party. These are those painted aluminum chairs with the woven Nylon seats and backs. Two thirds of …

5) You bought a set of lawn chairs at Wally Land for your presidential election

5) You bought a set of lawn chairs at Wally Land for your presidential election party. These are those painted aluminum chairs with the woven Nylon seats and backs. Two thirds of …

5) You bought a set of lawn chairs at Wally Land for your presidential election

5) You bought a set of lawn chairs at Wally Land for your presidential election party. These are those painted aluminum chairs with the woven Nylon seats and backs. Two thirds of …

5) You bought a set of lawn chairs at Wally Land for your presidential election

5) You bought a set of lawn chairs at Wally Land for your presidential election party. These are those painted aluminum chairs with the woven Nylon seats and backs. Two thirds of …

5) a) Consider the following reaction at equilibrium: respect to partial pressur

5) a) Consider the following reaction at equilibrium: respect to partial pressures of SO, SO, and Oz. (4 points) 1r-49 temperature with Chateli er's principle predicts the effect …

5) a) Consider the following reaction at equilibrium: respect to partial pressur

5) a) Consider the following reaction at equilibrium: respect to partial pressures of SO, SO, and Oz. (4 points) 1r-49 temperature with Chateli er's principle predicts the effect …

5) name each of the following, give coordination number of the central metal cat

5) name each of the following, give coordination number of the central metal cation, the geometry of the complex, and show any possible geometric isomers - [Co(NH3)4Cl2]+ - [Cr(C2…

5) why did the procedure direct you to isolate the acetaminophen and acetylsalic

5) why did the procedure direct you to isolate the acetaminophen and acetylsalicylic acid crystals by vacuum filtration rather than a simple gravity filtration? 7) the flavor of g…

5). Enzymes speed up biological reactions by A. Raise the energy of its substrat

5). Enzymes speed up biological reactions by A. Raise the energy of its substrate(s) wer the energy of the products Lower the energy of the transition state D. Binding the substra…

5)Photon of which wavelength eill be visible to naked eye A350 nm B.700 nm C.105

5)Photon of which wavelength eill be visible to naked eye A350 nm B.700 nm C.1050 nm D.None of these 6)Photon emitted from solution containing lithium ions will A.have wavelength …

5)When solutions of silver nitrate and potassium chloride are mixed, silver chlo

5)When solutions of silver nitrate and potassium chloride are mixed, silver chloride precipitates out of solution according to the equation AgNO3(aq)+KCl(aq)AgCl(s)+KNO3(aq) a)Wha…

5)Which of thefollowing statements is true? a)Delta G is a fixed valuethat only

5)Which of thefollowing statements is true? a)Delta G is a fixed valuethat only changes if the temperature changes. b)Delta Go canhave many values, depending on the amount of reac…

5, what is the wavelength of an electron traveling at 7S9% of the speed of light

5, what is the wavelength of an electron traveling at 7S9% of the speed of light A) 3.13x10" m B) 2.43x 10 C) 3.20x 10-"m D) 3.13 x 10m 19 3.20 x 10m 6. Which quantum number disti…

5,6,7,8 please explain answer 4. In the reaction Br, + 20H. OBr + Br + H2O the r

5,6,7,8 please explain answer 4. In the reaction Br, + 20H. OBr + Br + H2O the reducing agent and the oxidizing agent are. H,0 the reducing agent and the oxidizing agent are, resp…

5- A buffer solution is 0.384 M in CH3COOH and 0.323 M in CH3COONa. If Ka for CH

5- A buffer solution is 0.384 M in CH3COOH and 0.323 M in CH3COONa. If Ka for CH3COOH is 1.8×10-5, what is the pH of this buffer solution? 6- A buffer solution is 0.386 M in H3PO4…

5- Calculate the fraction of 14-C remaining after a decay interval of three half

5- Calculate the fraction of 14-C remaining after a decay interval of three half-lives? 6- calculate the decay interval when: a) 91% of the 14-C remains b) 9% of the 14-C remains …

5- Given the following table of Ksp values, determine which compound listed has

5- Given the following table of Ksp values, determine which compound listed has the greatest solublity. Cadmium (II) carbonate Cadmium (Il) hydroxide Silver (I) lodide Iron (IIl) …

5- The velocity of a river flow is measured as and the diffusivity of a water po

5- The velocity of a river flow is measured as and the diffusivity of a water pollutant discharged in the stream is measures as. For a problem with a characteristic length of km, …

5- What is the concentration of the Mg 2+ ion in solution when [CO 3 2- ] = 0.25

5- What is the concentration of the Mg2+ ion in solution when [CO32-] = 0.25 M given that the Ksp = 6.82*10^-6  for the following reaction:MgCO3 (s) ---Mg^2+(aq)+CO3^2-(aq) Select…

5- What is the concentration of the Mg 2+ ion in solution when [CO 3 2- ] = 0.25

5- What is the concentration of the Mg2+ ion in solution when [CO32-] = 0.25 M given that the Ksp = 6.82*10^-6  for the following reaction:MgCO3 (s) ---Mg^2+(aq)+CO3^2-(aq) Select…

5- When chlorine gas is bubbled into a solution of sodium bromide,the sodium bro

5- When chlorine gas is bubbled into a solution of sodium bromide,the sodium bromide reacts to give bromine, a red-brown liquid, andsodium chloride (ordinary table salt). A soluti…

5- costs are equal to 3000 dollars and benefits are equal to 3400 he So, If the

5- costs are equal to 3000 dollars and benefits are equal to 3400 he So, If the total benefits are equal to 3400 dollars and the total costs are equal to 3000 dollars, the Return …

5-14. The Crown Zellerbach No. 1 was the discovery well in the Hooker (Rodessa)

5-14. The Crown Zellerbach No. 1 was the discovery well in the Hooker (Rodessa) Field. The reported production during the first year of production is given below. How would you cl…

5-17. A sample of an antihistamine, brompheniramine maleate, weighing 4.6330 g w

5-17. A sample of an antihistamine, brompheniramine maleate, weighing 4.6330 g was dissolved in alcohol and decomposed with metallic sodium. The resulting solution was treated wit…

5-27. Students performed an experiment like that in Figure 5-7 in which each fla

5-27. Students performed an experiment like that in Figure 5-7 in which each flask contained 25.00 mL of serum, varying additions of 2.649 M NaCl standard, and a total volume of 5…

5-5 Practice Problems: Arrays Using the scenario below, answer the following que

5-5 Practice Problems: Arrays Using the scenario below, answer the following questions:You are preparing for the Boston Marathon. In order to prepare, you need to train for 10 wee…

5-8 Please show your Work 5-8 Please show your Work 2.264 5) \'- 35: 4. A man wh

5-8 Please show your Work 5-8 Please show your Work 2.264 5) '- 35: 4. A man who is 5 ft 10 in. tall weighs 160. Ib. What is his height in centimeters and his mass n kilograms? 5.…

5-8 Please show your Work 5-8 Please show your Work 2.264 5) \'- 35: 4. A man wh

5-8 Please show your Work 5-8 Please show your Work 2.264 5) '- 35: 4. A man who is 5 ft 10 in. tall weighs 160. Ib. What is his height in centimeters and his mass n kilograms? 5.…

5-8 please. Which of the following statements is true about propyne, H-C C-CH3?

5-8 please. Which of the following statements is true about propyne, H-C C-CH3? a. It contains a total of three sigma bonds. b. It contains a total of three pi bonds. c. The H-C C…

5-8. NAME REPORT FOR EXPERIMENT 9 (continued) Cu, Ag, and Zn in order of their a

5-8. NAME REPORT FOR EXPERIMENT 9 (continued) Cu, Ag, and Zn in order of their activities, listing the most active first. 3. Arrange 2) H, and Ag in order of their activities, lis…

5-9 NAME 5. Which of the following molecules has the lowest boiling point? b) CB

5-9 NAME 5. Which of the following molecules has the lowest boiling point? b) CBr c) CF e) a 6. Which of the following types of solids is most likely to be soft, have a low meking…

5-Fluorounacil inhibits the formation of nucleotides containing the base a. aden

5-Fluorounacil inhibits the formation of nucleotides containing the base a. adenine. b. cytosine c. guanine d. thymine 6-Mercoptopurine mimics the base adenine, forming a pseudonu…

5-Fluorouracil inhibits the formation of nucleotides containing the base a. aden

5-Fluorouracil inhibits the formation of nucleotides containing the base a. adenine b. cytosine c. guanine d. thymine 6-Mercaptopurine mimics the base adenine, forming a pseudonuc…

5. (0.7 pt) Effect of temperature on kinetics: Which of the following experiment

5. (0.7 pt) Effect of temperature on kinetics: Which of the following experimental conditions would 2S (s) + 302 (g)--> 2SO3(g) + heat INCREASE the initial rate of this reactio…

5. (10 points) Itis known that certain types of human cancer cells require an ab

5. (10 points) Itis known that certain types of human cancer cells require an abnormally high concentration of asparagine. The enzyme asparaginase, (which is not naturally found i…

5. (10) A dietary supplement claiming to contain 250 ppm Cr was analyzed to dete

5. (10) A dietary supplement claiming to contain 250 ppm Cr was analyzed to determine if the claim was true. A representative sample of the tablets were ground into a powder using…

5. (12 pts) A solution contains 0.0450 M Ca(NO (aq) and 0.0350 M Fe(NO (aq). You

5. (12 pts) A solution contains 0.0450 M Ca(NO (aq) and 0.0350 M Fe(NO (aq). You would like to separate the iron and calcium ions, and you have access to the following solutions: …

5. (15 pts) Given the gyromagnetic ratio values for the following types of nucle

5. (15 pts) Given the gyromagnetic ratio values for the following types of nuclei (in unit of 10 (1) (5 pts) What are the resonance frequencies for C and "P on a 300 MHz NMR (2) (…

5. (2 pts) Designate two compounds in each of the following groups as least reac

5. (2 pts) Designate two compounds in each of the following groups as least reactive or most reactive towards: SN1 reactivity, (CH3) C-OH SN2 reactivity. CH3CH2CHCICH3 CH CH CH2C1…

5. (20 points) Phenanthrene (PNT, CuHo) is an rganic comound foion Phenanthrene

5. (20 points) Phenanthrene (PNT, CuHo) is an rganic comound foion Phenanthrene made an appearance on Exam 1 of this class. In addition to cigarettes may also contain fine particl…

5. (20 pts) In Electron Transport Chain, starting from FADH, the flow of electro

5. (20 pts) In Electron Transport Chain, starting from FADH, the flow of electrons is from FADH2 to complex-Y followed by then to and to , and finally to complex IV. The final acc…

5. (20 pts, 2 pts each) True-False questions from chapter 11. Place a T for true

5. (20 pts, 2 pts each) True-False questions from chapter 11. Place a T for true or an F for false in the blank provided. (WHEN YOU ANSWER PLEASE COPY PAST MY QUESTION IN YOUR ANS…

5. (3 points) During therapy for a shoulder injury, a client performs an isometr

5. (3 points) During therapy for a shoulder injury, a client performs an isometric exercise against a resistance of 70 N, as shown in the figure below. A diagram of the forces and…

5. (3 pts) On the simple heating diagram, label the following: A: where the \"ic

5. (3 pts) On the simple heating diagram, label the following: A: where the "ice" starts if it is wet, B: where the ice starts if it is below o°c C: where the ice starts if it is …

5. (30 pts). A new element, named A, was discovered recently. It consists of thr

5. (30 pts). A new element, named A, was discovered recently. It consists of three isotopes, A-30, A-34, and A-37, whose masses and natural abundances are listed below A-30 A-34 A…

5. (5 points) Consider the reaction: Mg (s) + 2 Ag+ (aq) Mg2 + (aq) + 2 Ag (s) E

5. (5 points) Consider the reaction: Mg (s) + 2 Ag+ (aq) Mg2 + (aq) + 2 Ag (s) Eo cell = 3.17% Calculate E cell for the related reaction: 2+ 6. (5 points) Consider an electrochemi…

5. (5 points) For each of the following Dairs of compounds circle the one that h

5. (5 points) For each of the following Dairs of compounds circle the one that has the largest amount of chemical (potential energy) energy. Explain each choice in one sentence. h…